package com.system.member.utils.sendMessage;

import com.sun.istack.logging.Logger;

import javax.servlet.http.HttpServletRequest;
import java.io.IOException;

/**
 * 常用获取客户端信息的工具
 *
 */
public final class NetworkUtil {

     public static String getIpAddr(HttpServletRequest request) {
     String ip = request.getHeader("x-forwarded-for");
     if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
     ip = request.getHeader("Proxy-Client-IP");
     }
     if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
     ip = request.getHeader("WL-Proxy-Client-IP");
     }
     if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
     ip = request.getRemoteAddr();
     }
     return ip;
     }
}
